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authorArnaldo Carvalho de Melo <acme@redhat.com>2012-10-01 15:20:58 -0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2012-10-02 18:36:40 -0300
commit61eaa3be152afcbfb862a10f81341f96371c3ce3 (patch)
tree3d7979898a5b44050bb02be45c7bad518219a1ff /tools
parent94d668d0732d469e3237da0990b3512dc0f23d09 (diff)
downloadlinux-linaro-stable-61eaa3be152afcbfb862a10f81341f96371c3ce3.tar.gz
perf record: Don't use globals where not needed to
Some variables were global but used in just one function, so move it to where it belongs. Cc: David Ahern <dsahern@gmail.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Namhyung Kim <namhyung@gmail.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/n/tip-2ce3v9qheiobs3sz6pxf4tud@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
-rw-r--r--tools/perf/builtin-record.c19
1 files changed, 10 insertions, 9 deletions
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index 8c029fe2e22c..e9231659754d 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -31,15 +31,6 @@
#include <sched.h>
#include <sys/mman.h>
-#define CALLCHAIN_HELP "do call-graph (stack chain/backtrace) recording: "
-
-#ifdef LIBUNWIND_SUPPORT
-static unsigned long default_stack_dump_size = 8192;
-static char callchain_help[] = CALLCHAIN_HELP "[fp] dwarf";
-#else
-static char callchain_help[] = CALLCHAIN_HELP "[fp]";
-#endif
-
enum write_mode_t {
WRITE_FORCE,
WRITE_APPEND
@@ -868,6 +859,8 @@ parse_callchain_opt(const struct option *opt __maybe_unused, const char *arg,
#ifdef LIBUNWIND_SUPPORT
/* Dwarf style */
} else if (!strncmp(name, "dwarf", sizeof("dwarf"))) {
+ const unsigned long default_stack_dump_size = 8192;
+
ret = 0;
rec->opts.call_graph = CALLCHAIN_DWARF;
rec->opts.stack_dump_size = default_stack_dump_size;
@@ -930,6 +923,14 @@ static struct perf_record record = {
.file_new = true,
};
+#define CALLCHAIN_HELP "do call-graph (stack chain/backtrace) recording: "
+
+#ifdef LIBUNWIND_SUPPORT
+static const char callchain_help[] = CALLCHAIN_HELP "[fp] dwarf";
+#else
+static const char callchain_help[] = CALLCHAIN_HELP "[fp]";
+#endif
+
/*
* XXX Will stay a global variable till we fix builtin-script.c to stop messing
* with it and switch to use the library functions in perf_evlist that came